Home / 1,565,031.69-2,159,824.64-876,663.32

Finding the Fourth Proportional to 1,565,031.69, 2,159,824.64 and 876,663.32

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Solution

The fourth proportional to 1,565,031.69, 2,159,824.64 and 876,663.32 is: 1,209,840.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,031.69 : 2,159,824.64 = 876,663.32 : x
  2. Step 2: Convert to fraction form
    1,565,031.69/2,159,824.64 = 876,663.32/x
  3. Step 3: Cross multiply
    1,565,031.69x = 2,159,824.64 × 876,663.32
  4. Step 4: Simplify right side
    1,565,031.69x = 1,893,439,024,337.76
  5. Step 5: Solve for x
    x = 1,893,439,024,337.76/1,565,031.69
  6. Step 6: Final answer
    x = 1,209,840.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.